• Cloudy 67°
    Ragweed Pollen Current Weather
    • Relative Humidity
      81%
    • Yesterday
      Temp
      64°
    • RealFeel
      65°
  • Early AM

    Sep 22

    Lo 62°

    Partly to mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Today

    Sep 22

    Hi 72°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Tomorrow

    Sep 23

    Hi 75°

    Areas of low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
Next

Expect rainy weather late Wednesday night through Thursday afternoon

9/22 9/23 Now: 1:15am
AM 1-5
  • 1am Intermittent clouds 64° 0%
  • 2am Intermittent clouds 64° 0%
  • 3am Intermittent clouds 63° 0%
  • 4am Partly cloudy 63° 0%
  • 5am Partly cloudy 63° 0%
PM 12-5
  • 12pm Mostly cloudy 68° 0%
  • 1pm Mostly cloudy 70° 0%
  • 2pm Mostly sunny 71° 0%
  • 3pm Mostly sunny 72° 0%
  • 4pm Mostly sunny 71° 0%
  • 5pm Mostly sunny 68° 0%
PM 6-11
  • 6pm Mostly sunny 66° 0%
  • 7pm Mostly sunny 65° 0%
  • 8pm Mostly clear 63° 0%
  • 9pm Mostly clear 62° 0%
  • 10pm Mostly clear 62° 0%
  • 11pm Mostly clear 62° 0%
Hourly Forecast >

San Bruno Pollen Levels - September 22

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Sep 21, 2014; 5:00 PM ET
Rain late Wednesday night
San Francisco, CA Weather Forecast

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